XML 78 R66.htm IDEA: XBRL DOCUMENT v3.8.0.1
Intangible Assets, Net - Estimated Amortization Expense for Intangible Assets (Detail) - USD ($)
$ in Millions
Sep. 30, 2017
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]    
Remainder of 2017 $ 18.1  
2018 66.7  
2019 59.2  
2020 50.2  
2021 44.0  
Thereafter 238.1  
Intangible assets- Net $ 476.3 $ 477.4